Improved window-blind fastening



l gntsh 'tartes @stent @frn JONATHAN LUTHER. AND ALEXANDER MARSH OF lVl-)RCESTER MSSA- C H U SETT S I I .LetterswPatent Na. 67,891, dated Ailgzrtst'rZO, 1867.

IMPROVBD WINDOW-BLIND PASTENING.

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KNOW ALL 4MEN BY THESE PRESENTS:

That we, JNATHAN LUTHER and ALEXANDER MARSH, beth o'f the city and county of Worcester, and Cmmonwealth of Massachusetts, have invented certain new and useful Improvements in Window-Blind'Fnstenings; end we do hereby declare that the following is :1. full, clear, and exact description of the same, reference being had to the accompanying draiwings, forming a part of this specification.

And to enable those skilled in the art to which our invention belongs to Ineke and use the sume, we will proceed to describe it. In the drawings Figure 1 represents u. perspective view of our blind-fnstening adapted for use in the lower rail of the blind. A is the bese or main piece of the fastening; B. are the eollnru; C C C is a. lever; a a are shoulders; D are the screws; E is e pini; Fis a spring, as seen in iig. 2. i

' Figure 2 represents s sectional View of the inner working of our blind-fastening.

'.lhe red lines of the lever CC C show it when thrown open. The (lurk lines of the spring F show the recess in the baseer main piece far boldilig' the suine.

Figure 3 represents :t perspective view of our fastening as adapted for use on the bottom of the blind. Figure 4 represents the spring F, which is applied to the lever ns seen in sectionalv view, fig. 2.

. In /thedrawing of fig. l, A represents the bese or main piece of the fastening, which-is fastened to the blind by boring a. hole. through. the bottom rail and putting 'rt through, und with the colla-r and screws D secure it in its proper place'. The lever C C C being fastened near the centre by -pin E und thrown together by spring F, as shown in lig. 2, will let it open and shut to accommodate itself to the pin or staple when opening or shutting the siime. a a represent the shoulders of the base or main piece, with lips which receive the blow mld'arrest the motionof the blind in the operation of opening or shutting the same, thereby protecting the lever and spring from injury when it receives the pin or staple, and holding it securely und preventing it from claittering, i

Having described vour blind=fasten-ing,'1vba,t we claim therein and as new of our invention, and desire to secure lby Letters Patent, is;- Y

The peculiar formation of a. base -or inztin piece with shoulders und lips a a, as shown in figs. 1 Vand 3, in combination with spring F, leve-r C C C, :ind pin E, :is shown in fig. 2, for the purposes as above described.

' JoNA. LUTHER,

ALEX. MARSH.

Witnesses:

J. HENRY HILL, S. Ni WHITE` 

